Retailers are getting into big sales early this year, RadioShack will offer more than 25 different mobile phones, including models from Verizon Wireless, Sprint and ATT, free Nov. 20-23 with a qualifying new or upgrade two-year plan and data pack. Here are the details:

Customers taking advantage of this offer will be able to sleep in on Black Friday morning knowing they already received some of the best values of the holiday season. Here are some of the phones customers who visit their participating local RadioShack may find in store:

RadioShack customers can also take advantage of additional savings through RadioShack's Trade & Save program, which allows them to trade in an old mobile device or other retired technology and immediately apply the appraised trade-in value toward a current purchase. Consumers can appraise their device at http://www.RadioShack.com/tradein and then bring their device to the store to have the appraisal confirmed and complete the trade.